Inventor · disambiguated record
Toshio Chikama
Also filed as: CHIKAMA TOSHIO
35 granted patents·1 pending application·3,694 citations·filing 1975–2002
98Inventor score
Files withMACHIDA ENDOSCOPE CO LTD35
Top patents by PatentIndex Score
36 records- 0197US4721099AOperating mechanism for bendable section of endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1986·Granted Jan 26, 1988·1.1k cites·28 claims
- 0296US5520222ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1995·Granted May 28, 1996·204 cites·2 claims
- 0396US5143475ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1991·Granted Sep 1, 1992·119 cites·5 claims
- 0495US5271382ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1992·Granted Dec 21, 1993·128 cites·9 claims
- 0585US4601283AEndoscope with a memory shape alloy to control tube bendingMACHIDA ENDOSCOPE CO LTD·Filed 1982·Granted Jul 22, 1986·169 cites·7 claims
- 0681US4279246ADevice for preventing clouding of an observing windowMACHIDA ENDOSCOPE CO LTD·Filed 1979·Granted Jul 21, 1981·86 cites·8 claims
- 0779US4770188AGuide tube assembly for an endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1982·Granted Sep 13, 1988·118 cites·7 claims
- 0879US4710807AIlluminating light supply system in electronic endoscope apparatusMACHIDA ENDOSCOPE CO LTD·Filed 1986·Granted Dec 1, 1987·36 cites·23 claims
- 0977US5176126ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1990·Granted Jan 5, 1993·223 cites·11 claims
- 1070US5961445AEndoscope having replaceable objective unitMACHIDA ENDOSCOPE CO LTD·Filed 1997·Granted Oct 5, 1999·146 cites·11 claims
- 1169US5449021ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1994·Granted Sep 12, 1995·93 cites·3 claims
- 1268US4281931AMeasuring apparatus comprising light optics utilizing cylindrical focusing glass fiberMACHIDA ENDOSCOPE CO LTD·Filed 1978·Granted Aug 4, 1981·47 cites·23 claims
- 1367US5167221ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1991·Granted Dec 1, 1992·129 cites·10 claims
- 1466US5438975ADistal tip of endoscope having spirally coiled control wiresMACHIDA ENDOSCOPE CO LTD·Filed 1994·Granted Aug 8, 1995·106 cites·11 claims
- 1566US5363882ABending device having a bellowsMACHIDA ENDOSCOPE CO LTD·Filed 1993·Granted Nov 15, 1994·82 cites·3 claims
- 1666US5203380ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1990·Granted Apr 20, 1993·85 cites·5 claims
- 1766US5178129AMethod of producing bending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1990·Granted Jan 12, 1993·134 cites·15 claims
- 1865US5002041ABending device and flexible tube structureMACHIDA ENDOSCOPE CO LTD·Filed 1990·Granted Mar 26, 1991·109 cites·14 claims
- 1957US4941455AEndoscope having bending meansMACHIDA ENDOSCOPE CO LTD·Filed 1989·Granted Jul 17, 1990·72 cites·9 claims
- 2057US4718407AOperating mechanism for bendable section of endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1987·Granted Jan 12, 1988·52 cites·15 claims
- 2156US4190041ACleaning device for wire guide tube in an endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1977·Granted Feb 26, 1980·27 cites·9 claims
- 2254US5465710AEndoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1994·Granted Nov 14, 1995·59 cites·11 claims
- 2349US5711756AEndoscope having exchangeable objective unitMACHIDA ENDOSCOPE CO LTD·Filed 1996·Granted Jan 27, 1998·46 cites·9 claims
- 2449US5159919AEndoscope coverMACHIDA ENDOSCOPE CO LTD·Filed 1991·Granted Nov 3, 1992·49 cites·9 claims
- 2549US4024858AEndoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1975·Granted May 24, 1977·19 cites·8 claims
- 2648US5154166AEndoscope coverMACHIDA ENDOSCOPE CO LTD·Filed 1991·Granted Oct 13, 1992·46 cites·3 claims
- 2748US4209228APressure-light endoscopeMACHIDA ENDOSCOPE CO LTD·Filed 1978·Granted Jun 24, 1980·9 cites·4 claims
- 2847US5154164AAnchoring structure for endoscope coverMACHIDA ENDOSCOPE CO LTD·Filed 1991·Granted Oct 13, 1992·45 cites·7 claims
- 2947US5106381ABending device for an endoscope, catheter or the likeMACHIDA ENDOSCOPE CO LTD·Filed 1990·Granted Apr 21, 1992·51 cites·12 claims
- 3046US4732474AApparatus for optically inspecting object having reflecting surfaceMACHIDA ENDOSCOPE CO LTD·Filed 1987·Granted Mar 22, 1988·9 cites·8 claims
- 3143US2004190747A1Magnetic shielding of loud speaker sensing coilFiled 2002·Application pending·0 cites
- 3242US4986257ABending deviceMACHIDA ENDOSCOPE CO LTD·Filed 1990·Granted Jan 22, 1991·38 cites·19 claims
- 3341US4336794AGuide tubeMACHIDA ENDOSCOPE CO LTD·Filed 1980·Granted Jun 29, 1982·16 cites·4 claims
- 3440US4332242AGuide tube assemblyMACHIDA ENDOSCOPE CO LTD·Filed 1980·Granted Jun 1, 1982·26 cites·1 claims
- 3538US5345926AMedical observation instrumentMACHIDA ENDOSCOPE CO LTD·Filed 1993·Granted Sep 13, 1994·23 cites·9 claims
- 3631US4718760AApparatus for optically inspecting object having reflecting surfaceMACHIDA ENDOSCOPE CO LTD·Filed 1985·Granted Jan 12, 1988·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →